Conservatory Lab Charter School District

395 Columbia Road
Dorchester, MA 02125
2/
10
Bottom 50%
For the 2025 school year, there is 1 public school serving 444 students in Conservatory Lab Charter School District. This district's average testing ranking is 2/10, which is in the bottom 50% of public schools in Massachusetts.
Public School in Conservatory Lab Charter School District have an average math proficiency score of 20% (versus the Massachusetts public school average of 42%), and reading proficiency score of 37% (versus the 45% statewide average).
Minority enrollment is 96% of the student body (majority Black), which is more than the Massachusetts public school average of 47% (majority Hispanic).

Overview

This School District
This State (MA)
# Schools
1 School
1,837 Schools
# Students
444 Students
916,334 Students
# Teachers
30 Teachers
77,716 Teachers
Student : Teacher Ratio
15:1
15:1

District Rank

Conservatory Lab Charter School District, which is ranked within the bottom 50% of all 393 school districts in Massachusetts (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
This School District
State Average (MA)
#322 out of 397 school districts
(Bottom 50%)
This chart displays the overall district rank of Conservatory Lab Charter   School District, with the latest 2021-22 school year data.
20%
41%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Math of Conservatory Lab Charter   School District and the percentage of public school students that scored at or above 'proficient' levels in Math of Massachusetts by year, with the latest 2021-22 school year data.
37%
44%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Conservatory Lab Charter   School District and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Massachusetts by year, with the latest 2021-22 school year data.
30-34%
44%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Science of Conservatory Lab Charter   School District and the percentage of public school students that scored at or above 'proficient' levels in Science of Massachusetts by year, with the latest 2021-22 school year data.

Students by Ethnicity:

0.58
0.65
# American Indian Students
1 Student
2,192 Students
% American Indian Students
n/a
n/a
# Asian Students
7 Students
67,818 Students
% Asian Students
2%
7%
# Hispanic Students
188 Students
230,769 Students
% Hispanic Students
42%
25%
# Black Students
218 Students
88,074 Students
% Black Students
49%
10%
# White Students
18 Students
483,656 Students
% White Students
4%
53%
# Hawaiian Students
n/a
785 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
12 Students
41,339 Students
% of Two or more races Students
3%
5%

Students by Grade:

# Students in PK Grade:
45
32,288
# Students in K Grade:
51
62,105
# Students in 1st Grade:
52
64,458
# Students in 2nd Grade:
51
66,664
# Students in 3rd Grade:
53
64,731
# Students in 4th Grade:
56
65,978
# Students in 5th Grade:
46
67,142
# Students in 6th Grade:
42
67,086
# Students in 7th Grade:
28
68,011
# Students in 8th Grade:
20
68,221
# Students in 9th Grade:
-
73,757
# Students in 10th Grade:
-
73,439
# Students in 11th Grade:
-
71,886
# Students in 12th Grade:
-
68,770
# Ungraded Students:
-
1,798

District Revenue and Spending

The revenue/student of $28,649 is higher than the state median of $23,845. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $19,908 is less than the state median of $24,602. The school district spending/student has stayed relatively flat over four school years.
This School District
This State (MA)
Total Revenue
$13 MM
$21,850 MM
This chart displays total revenue of Conservatory Lab Charter   School District and median value from total revenues of all school districts in Massachusetts by year, with the latest 2020-21 school year data.
Spending
$9 MM
$22,544 MM
This chart displays total spending of Conservatory Lab Charter   School District and median value from total spendings of all school districts in Massachusetts by year, with the latest 2020-21 school year data.
Revenue / Student
$28,649
$23,845
This chart displays average revenue per public school student in Conservatory Lab Charter   School District and average revenue per public school student of all school districts in Massachusetts by year, with the latest 2020-21 school year data.
Spending / Student
$19,908
$24,602
This chart displays average spending per public school student in Conservatory Lab Charter   School District and average spending per public school student of all school districts in Massachusetts by year, with the latest 2020-21 school year data.

Best Conservatory Lab Charter School District Public Schools (2025)

School
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Conservatory Lab Charter School
Charter School
(Math: 20% | Reading: 37%)
Rank:
3/
10
Bottom 50%
395 Columbia Rd
Dorchester, MA 02125
(617) 254-8904
Grades: PK-8
| 444 students

Frequently Asked Questions

How many schools belong to Conservatory Lab Charter School District?
Conservatory Lab Charter School District manages 1 public schools serving 444 students.
What is the rank of Conservatory Lab Charter School District?
Conservatory Lab Charter School District is ranked #319 out of 393 school districts in Massachusetts (bottom 50%) based off of combined math and reading proficiency testing data for the 2021-2022 school year.
What is the racial composition of students in Conservatory Lab Charter School District?
49% of Conservatory Lab Charter School District students are Black, 42% of students are Hispanic, 4% of students are White, 3% of students are Two or more races, and 2% of students are Asian.
What is the student/teacher ratio of Conservatory Lab Charter School District?
Conservatory Lab Charter School District has a student/teacher ratio of 15:1, which is higher than the Massachusetts state average of 12:1.
What is Conservatory Lab Charter School District's spending/student ratio?
The school district's spending/student of $19,908 is less than the state median of $24,602. The school district spending/student has stayed relatively flat over four school years.

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Quick Stats (2025)

  • District size: 1 school
  • Grades: PK-08
  • Enrollment: 444 students
  • Student:Teacher Ratio: 15:1
  • Minority Enrollment: 96%
  • : Bottom 50% in MA
  • : 20% (Btm 50%)
  • : 37% (Btm 50%)
  • : 30-34% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), MA Dept. of Education

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